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Capital Stock - Additional Information (Details) - USD ($) |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 13, 2019 | Nov. 18, 2019 | Dec. 31, 2019 | Dec. 31, 2018
Capital Stock [Line Items] |  |  |  |
Common stock, shares authorized |  |  | 450,000,000 | 450,000,000
Common stock, par value |  |  | $ 0.01 | $ 0.01
Common stock, shares issued |  |  | 9,330,297 | 7,692,624
Common stock, shares outstanding |  |  | 9,330,297 | 7,692,624
Preferred stock, shares authorized |  |  | 50,000,000 | 50,000,000
Preferred stock, par value |  |  | $ 0.01 | $ 0.01
Preferred stock, shares issued (in series) |  |  | 0 |
Issuance of common stock under rights offering, net of expenses | $ 6,280,987 |  | $ 6,280,987 |
Rights offering, net, shares | 1,601,291 |  |  |
Share issued price per share | $ 4.18 |  |  |
Maximum |  |  |  |
Capital Stock [Line Items] |  |  |  |
Rights offering to eligible common stockholders, amount |  | $ 11,600,000 |  |

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